Siege of Fort Gaines
1864 CE.
Shown on the map at 30.248°, -88.077°.
The siege of Fort Gaines, Alabama, occurred between August 3 and 8, 1864, during the American Civil War. It took place in the Mobile Bay area of Alabama as part of the larger battle of Mobile Bay, and resulted in the surrender of the fort and its defenders.
Text from the Wikipedia article Siege of Fort Gaines, licensed CC BY-SA 4.0.